{ "_id": "6accb15aa14063b82c3a7fbd", "Package": "powergrid", "Title": "Power Analysis Across a Grid of Assumptions", "Version": "0.6.3", "Authors@R": "c(\nperson(given = \"Gilles\",\nfamily = \"Dutilh\", email = \"info@gillesdutilh.com\", role = c(\"aut\", \"cre\"),\ncomment = c(ORCID = \"0000-0002-6719-2508\")),\nperson(given = \"Richard Charles\",\nfamily = \"Allen\", email = \"richardcharles.allen@usb.ch\", role = c(\"aut\"),\ncomment = c(ORCID = \"0000-0001-6012-7888\"))\n)", "Description": "Evaluate a function across a grid of parameters. The\nfunction may be evaluated once, or many times for simulation.\nParallel computing is facilitated. Utilities aim at performing\nanalyses of power and sample size, allowing for easy search of\nminimum n (or min/max of any other parameter) to achieve a\ndesired minimal level of power (or maximum of any other\nobjective). Plotting functions are included that present the\ndependency of n and power in relation to further assumptions.", "License": "GPL-3", "Encoding": "UTF-8", "Roxygen": "list(markdown = TRUE)", "VignetteBuilder": "knitr", "Config/testthat/edition": "3", "URL": "https://github.com/SwissClinicalTrialOrganisation/powergrid", "BugReports": "https://github.com/SwissClinicalTrialOrganisation/powergrid/issues", "Config/roxygen2/version": "8.0.0", "RoxygenNote": "7.3.3", "Repository": "https://ctu-bern.r-universe.dev", "Date/Publication": "2026-08-13 14:56:19 UTC", "RemoteUrl": "https://github.com/SwissClinicalTrialOrganisation/powergrid", "RemoteRef": "HEAD", "RemoteSha": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "NeedsCompilation": "no", "Packaged": { "Date": "2026-10-12 10:02:53 UTC", "User": "root" }, "Author": "Gilles Dutilh [aut, cre] (ORCID:\n),\nRichard Charles Allen [aut] (ORCID:\n)", "Maintainer": "Gilles Dutilh ", "_user": "ctu-bern", "_type": "src", "_file": "powergrid_0.6.3.tar.gz", "_fileid": "https://r2.ropensci.org/28342db2d94e4861fe2256c9e38885ea854e2a220e977b70cb83cabf0075c8cb", "_filesize": 971422, "_sha256": "28342db2d94e4861fe2256c9e38885ea854e2a220e977b70cb83cabf0075c8cb", "_expires": "2027-01-20T10:07:19.000Z", "_created": "2026-10-12T10:02:53.000Z", "_published": "2026-10-12T10:07:21.987Z", "_buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492", "_status": "success", "_host": "GitHub-Actions", "_jobs": [ { "job": 114759610089, "time": 216, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "11740051738" }, { "job": 114759610099, "time": 128, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "11740380815" }, { "job": 114759610127, "time": 118, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "11739712059" }, { "job": 114759609999, "time": 115, "config": "macos-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "11740091377" }, { "job": 114758601488, "time": 157, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "11740355537" }, { "job": 114759609943, "time": 80, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "11739956440" }, { "job": 114759610166, "time": 68, "config": "windows-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "11739677017" }, { "job": 114759610017, "time": 95, "config": "windows-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "11739198600" }, { "job": 114759610027, "time": 70, "config": "windows-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "11739671932" } ], "_upstream": "https://github.com/SwissClinicalTrialOrganisation/powergrid", "_commit": { "id": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "author": "Richard Allen ", "committer": "GitHub ", "message": "Merge pull request #78 from allenr-CH/main\n\nAdd news of progress bar to v0.6.0 news", "time": 1786632979 }, "_maintainer": { "name": "Gilles Dutilh", "email": "info@gillesdutilh.com", "orcid": "0000-0002-6719-2508" }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "stats", "role": "Imports" }, { "package": "methods", "role": "Imports" }, { "package": "future.apply", "version": ">= 1.11.2", "role": "Suggests" }, { "package": "future", "version": ">= 1.33.2", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "testthat", "version": ">= 3.0.0", "role": "Suggests" }, { "package": "progressr", "role": "Suggests" } ], "_owner": "swissclinicaltrialorganisation", "_selfowned": false, "_usedby": 0, "_updates": [ { "week": "2025-41", "n": 2 }, { "week": "2026-06", "n": 1 }, { "week": "2026-15", "n": 1 }, { "week": "2026-17", "n": 2 }, { "week": "2026-24", "n": 2 }, { "week": "2026-25", "n": 1 }, { "week": "2026-30", "n": 3 }, { "week": "2026-32", "n": 1 }, { "week": "2026-33", "n": 2 } ], "_tags": [ { "name": "v0.6.1", "date": "2026-07-23" }, { "name": "v0.6.3", "date": "2026-08-12" } ], "_stars": 2, "_contributors": [ { "user": "gillesdutilh", "count": 400, "uuid": 45421065 }, { "user": "allenr-ch", "count": 84, "uuid": 208921946 }, { "user": "aghaynes", "count": 10, "uuid": 6594028 } ], "_userbio": { "uuid": 45794307, "type": "organization", "name": "CTU Bern", "followers": 14, "description": "CTU Bern is the Clinical Trials Unit of the Faculty of Medicine and the Department of Clinical Research of the University of Bern" }, "_downloads": { "count": 222, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/powergrid" }, "_devurl": "https://github.com/swissclinicaltrialorganisation/powergrid", "_searchresults": 10, "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/manual.pdf", "extra/NEWS.html", "extra/NEWS.txt", "extra/powergrid.html", "extra/readme.html", "extra/readme.md" ], "_homeurl": "https://github.com/swissclinicaltrialorganisation/powergrid", "_realowner": "swissclinicaltrialorganisation", "_cranurl": true, "_releases": [ { "version": "0.5.0", "date": "2025-10-03" }, { "version": "0.6.2", "date": "2026-07-31" } ], "_exports": [ "AddExample", "ArraySlicer", "Example", "FindTarget", "GridPlot", "PowerDF", "PowerGrid", "PowerPlot", "Refine", "SummarizeIterations" ], "_help": [ { "page": "sub-.power_array", "title": "indexing with [ ] for class 'power_array' [ ]: R:%20", "topics": [ "[.power_array" ] }, { "page": "AddExample", "title": "Add an example to an existing PowerPlot or GridPlot", "topics": [ "AddExample" ] }, { "page": "ArraySlicer", "title": "Cut slice from array (typically of class 'power_array')", "topics": [ "ArraySlicer" ] }, { "page": "CheckArrayDim", "title": "Check the dimensions of a power array", "topics": [ "CheckArrayDim" ] }, { "page": "EnsureSingleFunOut", "title": "Ensure a power_array has only a single fun_out value", "topics": [ "EnsureSingleFunOut" ] }, { "page": "EnsureSummarized", "title": "Ensure a power_array is summarized", "topics": [ "EnsureSummarized" ] }, { "page": "Example", "title": "Find combination of parameters required for achieving a desired power (or other objective).", "topics": [ "Example" ] }, { "page": "FindTarget", "title": "Find requirements for target power (or other objective)", "topics": [ "FindTarget" ] }, { "page": "GridPlot", "title": "Plot requirements for achieving a target power as a function of assumptions about two parameters", "topics": [ "GridPlot" ] }, { "page": "PowerDF", "title": "Transform power_array into power_df", "topics": [ "PowerDF" ] }, { "page": "PowerGrid", "title": "Evaluate function (iteratively) at a grid of input arguments", "topics": [ "PowerGrid" ] }, { "page": "PowerPlot", "title": "Plot the relation between assumed parameters and requirements for achieving a target power (or other objective)", "topics": [ "PowerPlot" ] }, { "page": "print.power_array", "title": "print", "topics": [ "print.power_array" ] }, { "page": "print.power_example", "title": "Print example", "topics": [ "print.power_example" ] }, { "page": "Refine", "title": "Refine or extend the result of PowerGrid", "topics": [ "Refine" ] }, { "page": "SummarizeIterations", "title": "Summary of object that has individual iterations saved.", "topics": [ "SummarizeIterations" ] }, { "page": "summary.power_array", "title": "Summary of power_grid object.", "topics": [ "summary.power_array" ] }, { "page": "summary.power_example", "title": "Print contents of an example", "topics": [ "summary.power_example" ] } ], "_readme": "https://github.com/SwissClinicalTrialOrganisation/powergrid/raw/HEAD/README.md", "_rundeps": [], "_vignettes": [ { "source": "powergrid.Rmd", "filename": "powergrid.html", "title": "powergrid", "engine": "knitr::rmarkdown", "headings": [ "Introduction", "Functions covered", "Outline", "Technical example", "Now, forget about FindTarget!", "Four use cases", "Power and sample size for a t-test", "Calculate and inspect", "Focus on an example situation", "Draw a figure with example", "Why target, not power?", "More elaborate exploration of power", "GridPlot", "Power evaluation using simulation and resampling", "Target a maximum CI95-width", "Find the upper bound" ], "created": "2025-03-27 18:31:56", "modified": "2026-08-04 14:51:55", "commits": 10 } ], "_score": 5.2552725051033065, "_indexed": false, "_nocasepkg": "powergrid", "_universes": [ "ctu-bern" ], "_indexurl": "https://swissclinicaltrialorganisation.r-universe.dev/powergrid", "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "0.6.3", "date": "2026-10-12T10:06:20.000Z", "distro": "resolute", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/a6ac11ac681cbdfc64a9ed4f149ae06927b08591f2188063296ef31153be0208", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.6.1", "os": "linux", "version": "0.6.3", "date": "2026-10-12T10:04:45.000Z", "distro": "resolute", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/8b2a1e6f603dc533809d2bb25e2df1d02793bc5b33780d52cf7cfa2a2349a215", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.5.3", "os": "mac", "version": "0.6.3", "date": "2026-10-12T10:04:51.000Z", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/e857bdce2266e0f11c5db3013b05bf949fa4e21f8d151efe02ae43226b6cd62a", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.6.1", "os": "mac", "version": "0.6.3", "date": "2026-10-12T10:04:33.000Z", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/deca7e5475b4027db5ea0a816446fe81e845be294b6fedfc083adb9165f20c7d", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.6.0", "os": "wasm", "version": "0.6.3", "date": "2026-10-12T10:04:30.000Z", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/5d7ffca49951e05a8e8fd8149773c726bf67efad6b237020b0cd6d49adce18f9", "status": "success", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.7.0", "os": "win", "version": "0.6.3", "date": "2026-10-12T10:03:51.000Z", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/e01dfdb0dd5ed5e4f8c5293210e41f04a21e232e4654b5ca15c4413df7b6fe78", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.5.3", "os": "win", "version": "0.6.3", "date": "2026-10-12T10:04:02.000Z", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/cebfb4ed45230e219dcf8301807aa9f4d472aef21c813407118743a07ea9b626", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" }, { "r": "4.6.1", "os": "win", "version": "0.6.3", "date": "2026-10-12T10:03:53.000Z", "commit": "42aca3344d74d0fde967c2b6abe570def3c1d3fe", "fileid": "https://r2.ropensci.org/d6a7531f40490357433ad4701fd3e45c75a8cc029240c1d133238712ae32a8ce", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/ctu-bern/actions/runs/38233512492" } ] }